When are Supplemental Tax Rates used?
Supplemental Tax rates are used for any payments that are not qualified as regular pay( example: regular pay, sick pay, vacation pay etc.) Examples for Supplemental payments are: Stock Option Exercises, bonuses like Rapid Rewards, Pitney Bowes Incentive Payments, Commission, Prizes etc. Currently the supplemental rate for Federal is 25% under 1 million and 35% over 1 million. State supplemental varies by state (example: CT is 5% and NY is 7.